September 2016
Intermediate to advanced
1152 pages
47h 48m
English
Content preview from Routing TCP/IP, Volume II: CCIE Professional Development, Second Edition
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Appendix A. Answers to Review Questions
Chapter 1
1. What is an autonomous system?
Answer: An autonomous system is an administrative domain in which all the networks are under a single administrative authority.
2. What is the difference between an IGP and an EGP?
Answer: An Interior Gateway Protocol is a routing protocol that runs interior to an autonomous system; an Exterior Gateway Protocol is a routing protocol that routes between autonomous systems.
3. What is the difference between an internal and an external peer?
Answer: An internal peer is in the same AS; an external peer is in a different AS.
4. What is the transport protocol and port number used by BGP?
Answer: BGP sessions are transported over TCP, using port 179.
5. What are the ...
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